<!DOCTYPE html>
<html lang="zh-cn">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
  <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/4.0.0/css/bootstrap.min.css"
        integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
  <title>{{ title }}</title>
  <style>
    .margin-t-10 {
      margin-top: 1rem;
    }

    .margin-tb-5 {
      margin-top: 0.5rem;
      margin-bottom: 0.5rem;
    }

    .margin-t-20 {
      margin-top: 2rem;
    }

    .padding-t-80 {
      padding-top: 8rem;
    }
    .padding-t-100 {
      padding-top: 10rem;
    }
    .margin-t-40 {
      padding-top: 4rem;
    }

    .text-center {
      text-align: center;
    }

    .errornote, .errorlist, .red-text {
      color: red;
    }

    .errorlist {
      margin-top: 1rem;
    }

    .help_text > ul {
      margin-top: 1rem;
    }

    form {
      padding-top: 3rem;
    }

    input {
      display: block;
      width: 100%;
      padding: .375rem .75rem;
      font-size: 1rem;
      line-height: 1.5;
      color: #495057;
      background-color: #fff;
      background-clip: padding-box;
      border: 1px solid #ced4da;
      border-radius: .25rem;
      transition: border-color .15s ease-in-out, box-shadow .15s ease-in-out;
    }
  </style>
</head>
<body>
{% block body_content %}{% endblock %}
</body>
